“Success doesn’t seem to have stressed these two affiliates of Dr. Dre’s Aftermath Recordings. Anderson .Paak has been a dominant force in 2016, from the release of his stellar album Malibu in January to his scene-devouring guest appearances for Kaytranada and Mac Miller. Meanwhile, Knxwledge—who got a profile boost last year from a production credit on Kendrick’s To Pimp a Butterfly, much as .Paak”